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11807  |  11809
Subject: 
Re: running motors underwater
Newsgroups: 
lugnet.robotics
Date: 
Mon, 3 Jul 2000 05:50:11 GMT
Viewed: 
733 times
  
Cool Idea, but take it to it's logical extension ... Use the technic
pnuematic elements to maintain positive air pressure in the motor housing.
If you pump air into the tubes that you mentioned at a pressure higher than
the water pressure, it will flow through the motor thus cooling it and will
keep water from getting in and damaging the motor.  Can any of the
compressor designs out there provide the pressure and flow needed ?  If so,
we can build subs with snorkels : )



Message has 1 Reply:
  Re: running motors underwater
 
Why not water cool the motor? you could have water sacks that are close to the motor and as a by-product of the water in the sacks heating it would rise letting in some cool water. Alternatively, you could build a simple pump using compression/ (...) (24 years ago, 3-Jul-00, to lugnet.robotics)

Message is in Reply To:
  running motors underwater
 
I haven't tried this myself, but I was just thinking that there could be many reasons why the motor heats up after running underwater. But first, do we know for sure that they are heating up more than they normally would? It would be interesting to (...) (24 years ago, 2-Jul-00, to lugnet.robotics)

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